Question 1

Two banks have an interest rate of $6\%$ per annum. Bank A gives compound interest and Bank B gives simple interest.

In January 2015, Jemma invests $£2450$ in Bank A and Paul invests $£2450$ in Bank B. How much more money will Jemma have than Paul in January 2022?"

Accepted Answer

$£204.89$

Answer

$£284.60$

Answer

$£186.32$

Answer

$£231.08$

Question 2

"Two banks have an interest rate of $6\%$ per annum. Bank A gives compound interest and Bank B gives simple interest. 

Phoebe invests money in Bank A. She needs at least $£5000$ in her account by January 2025. Work out how much, in whole pounds, Phoebe needs to invest in January 2015 to reach this figure."

Accepted Answer

$£2792$

Answer

$£1050$

Answer

$£1963$

Answer

$£3029$

Question 3

A population of mayflies is decreasing at a rate of $3.5\%$ per year.
On January 1st 2020, the population of mayflies is $	ext {3000 000}.$
In which year will the population first drop below $	ext {1500 000}?$

Accepted Answer

Year 2040

Answer

Year 2050

Answer

Year 2045

Answer

Year 2055

Question 4

"The value of an oil painting is increasing at a rate of $x\%$ per year.
Initially, the painting is worth $£4000.$ After five years, it is worth £4300.
Work out the value of $x$ to $1$ decimal place."

Accepted Answer

$1.5\%$

Answer

$2.80\%$

Answer

$2.10\%$

Answer

$3.10\%$

Question 5

James bought a flat and the value of the flat fell by $3\%$ in the first year. During the next two years, the value went up by $7\%$ per year. At the end of the third year, his flat was worth $	ext {£285 000}.$

Work out the percentage change in the value of the flat to $3$ sf.

Accepted Answer

$11.1\%$

Answer

$8.43\%$

Answer

$21.3\%$

Answer

$15.9\%$

Question 6

Water is poured into an empty tank at a rate of $2 	ext {20 cm}^3/s.$
After how long will the tank contain $	ext {2400 cm}^3$ of water?

Accepted Answer

$120$ seconds

Answer

$80$ seconds

Answer

$140$ seconds

Answer

$100$ seconds

Question 7

A force of $	ext {36 N}$ is applied to an area of $	ext {0.45m}^2.$
Use your calculator to work out the pressure, stating the units with your answer.

Accepted Answer

$	ext {5.364 g}$

Answer

$	ext {14.9 g}$

Answer

0.$	ext {0.067 g}$067g

Answer

$	ext {53.64 g}$

Question 8

A force of 36N is applied to an area of 0.45m$^2$.
Use your calculator to work out the pressure, stating the units with your answer.

Accepted Answer

$	ext {80 N/m}^2$

Answer

$	ext {60 N/m}^2$

Answer

$	ext {40 N/m}^2$

Answer

$	ext {100 N/m}^2$

Question 9

$	ext {5m}^3$ of wrought iron has a mass of $	ext {38 700 000g}.$ Use your calculator to work out the density of the wrought iron in $	ext {kg/m}^3.$

Accepted Answer

$	ext {7740 kg/m}^3$

Answer

$	ext {8 800 kg/m}^3$

Answer

$	ext {10 350 kg/m}^3$

Answer

$	ext {6050 kg/m}^3$

Question 10

A garden snail travels $	ext {5.64 m}$ at a speed of $	ext {0.047km/h.}$

Work out how long it takes in minutes and seconds.

Accepted Answer

7 minutes and 12 seconds

Answer

9 minutes and 13 seconds

Answer

5 minutes and 58 seconds

Answer

2 minutes and 30 seconds

Related quizzes

Related quizzes